i2c_master_send returns negative errno, or else the number of bytes written. Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx> --- drivers/media/radio/tef6862.c | 8 +++++--- 1 files changed, 5 insertions(+), 3 deletions(-) diff --git a/drivers/media/radio/tef6862.c b/drivers/media/radio/tef6862.c index 0991e19..3408685 100644 --- a/drivers/media/radio/tef6862.c +++ b/drivers/media/radio/tef6862.c @@ -118,9 +118,11 @@ static int tef6862_s_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) i2cmsg[2] = pll & 0xff; err = i2c_master_send(client, i2cmsg, sizeof(i2cmsg)); - if (!err) - state->freq = f->frequency; - return err; + if (err != sizeof(i2cmsg)) + return err < 0 ? err : -EIO; + + state->freq = f->frequency; + return 0; } static int tef6862_g_frequency(struct v4l2_subdev *sd, struct v4l2_frequency *f) -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
